chain coupling KC-6018: 1.Good stability,High precision 2. ISO 9001: ... .Long service life 4.reasonable price Chain coupling KC-6018 Roller chain sprocket couplingChain coupling KC series1.Product details: ... 4. Easy pulling out and install.5.Stock to ensure a prompt delivery within one week. 6. High-performance with ... KC4014,KC-4016 KC-5014, KC-5016,KC5018,KC-6018,KC-6020,KC-6022,KC-8018 etc.4.Product ...